134 struct settings {  struct
143 static struct settings saved_settings;  argument
319 static void write_settings(struct settings *settings)  in write_settings()  argument
321 	struct khugepaged_settings *khugepaged = &settings->khugepaged;  in write_settings()
323 	write_string("enabled", thp_enabled_strings[settings->thp_enabled]);  in write_settings()
324 	write_string("defrag", thp_defrag_strings[settings->thp_defrag]);  in write_settings()
326 			shmem_enabled_strings[settings->shmem_enabled]);  in write_settings()
327 	write_num("use_zero_page", settings->use_zero_page);  in write_settings()
341 			   settings->read_ahead_kb);  in write_settings()
345 static struct settings settings_stack[MAX_SETTINGS_DEPTH];
348 static struct settings *current_settings(void)  in current_settings()
351 		printf("Fail: No settings set");  in current_settings()
357 static void push_settings(struct settings *settings)  in push_settings()  argument
360 		printf("Fail: Settings stack exceeded");  in push_settings()
363 	settings_stack[settings_index++] = *settings;  in push_settings()
370 		printf("Fail: Settings stack empty");  in pop_settings()
382 	printf("Restore THP and khugepaged settings...");  in restore_settings()
393 	printf("Save THP and khugepaged settings...");  in save_settings()
394 	saved_settings = (struct settings) {  in save_settings()
796 	struct settings settings = *current_settings();  in __madvise_collapse()  local
804 	settings.thp_enabled = THP_NEVER;  in __madvise_collapse()
805 	settings.shmem_enabled = SHMEM_NEVER;  in __madvise_collapse()
806 	push_settings(&settings);  in __madvise_collapse()
909 	struct settings settings = *current_settings();  in alloc_at_fault()  local
912 	settings.thp_enabled = THP_ALWAYS;  in alloc_at_fault()
913 	push_settings(&settings);  in alloc_at_fault()
971 	struct settings settings = *current_settings();  in collapse_max_ptes_none()  local
974 	settings.khugepaged.max_ptes_none = max_ptes_none;  in collapse_max_ptes_none()
975 	push_settings(&settings);  in collapse_max_ptes_none()
1192 		/* Do not touch settings on child exit */  in collapse_fork()
1230 		/* Do not touch settings on child exit */  in collapse_fork_compound()
1280 		/* Do not touch settings on child exit */  in collapse_max_ptes_shared()
1441 	struct settings default_settings = {  in main()